Einstein used a definition of time for experimental purposes, as that which is measured by a clock.

爱因斯坦为达到实验目的使用了时间的定义，因为时间是用钟表测量的。

youdao

He looks at the photo again, and senses a darkness inside himself as profound as that which surrounds him.

他又一次看了看那张照片，感觉到自己内心的一片黑暗和他周围的一样深。

youdao

For his part, he thought the barricade ripe, and as that which is ripe ought to fall, he made the attempt.

至于法尼各，他认为夺取街垒已经成熟，熟了的东西就该落地，所以他就去尝试。

youdao

That distinction belongs to the broadcast network itself, which takes as much as one-quarter of the commercial time to promote its own shows.

VOA: standard.2010.01.27

That is to say, it's not this and it's not this, or it "emerges" as that which is not this, not this.

也就是说，它不是这个，不是这个，或者，它作为不是这个，不是这个而出现。

耶鲁公开课 - 文学理论导论课程节选

Why should we have happiness as our highest end, as our chief concern, as that which determines the motion of our life?

为什么把快乐作为最终目标，作为主要担心，为什么由它来决定生命活动？

哈佛公开课 - 幸福课课程节选

Britain does not have a technology-focused venture-capital industry anything like as bounteous as that which serves Silicon Valley.

ECONOMIST: London's high-tech start-ups

It is not yet known whether the North Wales bug is the same as that which has struck in Swansea.

BBC: Hospital battles against winter bug

The characteristics of diluted oil sands crude, such as that which would be transported by Keystone XL, are similar to conventional crude oil.

FORBES: Pipeline Infrastructure: Rhetoric v. Reality